Home / 196,532.64-271,213.70-111,649.73

Finding the Fourth Proportional to 196,532.64, 271,213.70 and 111,649.73

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Solution

The fourth proportional to 196,532.64, 271,213.70 and 111,649.73 is: 154,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,532.64 : 271,213.70 = 111,649.73 : x
  2. Step 2: Convert to fraction form
    196,532.64/271,213.70 = 111,649.73/x
  3. Step 3: Cross multiply
    196,532.64x = 271,213.70 × 111,649.73
  4. Step 4: Simplify right side
    196,532.64x = 30,280,934,462.98
  5. Step 5: Solve for x
    x = 30,280,934,462.98/196,532.64
  6. Step 6: Final answer
    x = 154,075.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.